Model #TAMB Telephone Access Module Telephone Access Module for Paging System Adapter The TAMB interfaces a telephone system with a paging system allowing announcements to be made through any telephone. Any of type of analog ports can be connected using theTAMB: loop start trunk, ground start trunk, FXS analog station port (90V ring up). This wide range of port compatibility makes the TAMB indispensable for any telephone paging application because it eliminates the possibility of mismatching paging interfaces and port types. Read More   $177.21